Sophie Voruz, Anne Cairoli, Olaia Naveiras, Laurence de Leval, Edoardo Missiaglia, Krisztian Homicsko, Olivier Michielin, Sabine Blum. Response to MEK inhibition with trametinib and tyrosine kinase inhibition with imatinib in multifocal histiocytic sarcoma. Haematologica 2017;103(1):e39-e41; https://doi.org/10.3324/haematol.2017.179150.